*{
    margin: 0;
    padding: 0;
}
.container{
    max-width: 750px;
    margin: 0 auto;
    background: #eaebef;
    padding-bottom: 115px;
    position: relative;
}
/* 头部介绍 */
.Head_introduction{
    width: 750px;
    background: #fefefe;
    border-bottom: 3px solid #d9d9d9;
}

.Head_introduction li{
    float: left;
    font-size: .6rem;
    height: 100px;
    line-height: 1.9rem;
    font-weight: bold;
}
.Head_introduction .i1{
    margin-top: 4px;
}
.Head_introduction .con1{
    color: #fd540e;
    font-size: 1rem;
    margin-left: 40px;
    margin-right: 97px;
}
.Head_introduction .i2{
    width: 66px;
    height: 66px;
    background: #f8f8f8;
    border: 1px solid #ededed;
    border-radius: 50%;
    line-height: 66px;
    text-align: center;
    margin-left: 150px;
    margin-top: 15px;
}
.Head_introduction .con2{
    font-size: .86rem;
    color: #a7a6a6;
}
/* 商品位 */
Commodity_position{
    width: 750px;
}
.Commodity_position img{
     width: 100%;
}
.Commodity_position .introduce{
    background: #fff;
    margin-top: 2px;
    padding-left: 33px;
    border-bottom: 2    px solid #d9d9d9;
}
.Commodity_position .introduce h3{
    font-size: .68rem;
    padding-top: 22px;
    padding-bottom: 55px;
}
.Commodity_position .introduce p{
    font-size: .74rem;
    color: #e8470e;
    padding-bottom: 18px;
    font-weight: 600;
}
.Commodity_position .introduce p i{
    font-size: .58rem;
    font-weight: 500;
}
.Commodity_position .introduce p span{
    color: #cecece;
    font-size: .62rem;
    text-decoration: line-through;
    font-weight: 400;
    margin-left: 10px;
}
.Commodity_position .product p{
    font-size: .54rem;
    line-height: 1.54rem;
    background: #f8f8f8;
    border-bottom: 3px solid #dbdbdb;
}
.Commodity_position .product p span{
    color: #9e9e9e;
    letter-spacing: 1.08rem;
    margin-left: 25px;
}
.Commodity_position .product .p2{
    border-bottom: 2px solid #dbdbdb;
    margin-bottom: 15px;
}
.Commodity_position .product .p2 span{
    letter-spacing: 0;
    margin-right: 55px;
}
/* photo */
.photo{
    width: 750px;
    height: 381px;
    background: #fff;

}
.photo img{
    margin: 0px auto;
    padding-top: 109px;
}
.nav {
    max-width: 750px;
    width: 100%;
    line-height: 94px;
    position: fixed;
    bottom: 0;
    left: 50%;
    margin-left: -375px;
    border-top: 2px solid #c3c3c3;
    background: #fff;
    background: #f4f5f5;
}
.nav li{
    color: #727272;
    font-size: .68rem;
    float:left;
}

.nav .nav_fonts{
    color: #333;
    padding-left: 33px;
}
.nav .add{
    width: 57px;
    height: 57px;
    border: 1px solid #cecccc;
    border-radius: 50%;
    line-height: 57px;
    text-align: center;
    margin-left: 20px;
    margin-top: 17px;
}
.nav .add i{
     color: #fea31e;

}
.d1{
    margin-right: 20px
}
.line{
    width: 154px;
    height: 154px;
    border: 2px solid #c3c3c3;
    background: #eaebef;
    border-radius: 50%;
    position: fixed;
    right: 50%;
    bottom: 0;
    margin-right: -359px;
}
.juxing{
    width: 160px;
    height: 94px;
    background: #f4f5f5;
    position: fixed;
    right: 50%;
    bottom: 0px;
    margin-right: -361px;
}
.yellow_y{
    width: 133px;
    height: 133px;
    border-radius: 50%;
    background: #fea31e;
    position: fixed;
    right: 50%;
    bottom: 13px;
    text-align: center;
    margin-right: -347px;

    
}
.yellow_y i{
    color:#fff;
    font-size:1.5rem;  
    line-height: 0;  
}
.yellow_y p{
    color: #fff;
    font-size: .4rem;
    line-height: 0rem;
    padding-top: -10px;
    
}

/* 广告图样式 */
.swiper-container {
    width: 100%;
    height: 100%;
}
.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}